YOKOGAWA UM33A User Manual

15-4
IM 05P03D21-01EN
15.1 Troubleshooting
15.1.3 Errors during Operation
Errors during Operation (1)
The errors shown below may occur during operation.
PVdisplay
(Operation
Display)
Setpointdisplay
(Operation
Display)
Statusindica-
tor (Operation
Display)
Parameter
that
displayser-
ror details
Error description Cause and diagnosis Remedy
AD.ERR Normal indication –
Setup
parameter
(AD1.E)
Analog input terminal
ADC error
• PV input
Analog input terminal
AD value error
Faulty
Contact us for repair.
RJC.E
(Displays
RJC.E
and PV
alternately.)
Normal indication –
Setup
parameter
(AD1.E)
Universal input
terminal RJC error
• PV input
Universal input terminal
RJC error
Faulty
Contact us for repair.
Set the parameter
RJC to OFF to erase
error indication.
B.OUT Normal indication –
Setup
parameter
(AD1.E)
Analog input terminal
burnout error
• PV input
Analog input terminal
sensor burnout
Check wiring and
sensor.
Error indication is
erased in normal
operation.
Setup
parameter
(PV1.E)
PV input burnout
error )
Burnout of analog input
connected to PV
Check wiring and
sensor of connected
analog input
terminal.
Error indication is
erased in normal
operation.
OVER
-OVER
Normal indication –
Setup
parameter
(PV1.E)
PV input over-scale
PV input under-scale
(PV values out of -5
to 105%)
PV input is out of -5
to 105%. Also occurs
when the data out of
range which is the
ladder computation
result is input.
Check analog input
value or ladder
program.
Errors during Operation (Input/output Action)
Error
description
PV input
Retrans-
mission
output
Alarm
action
Analog output (re-
transmission output)
Contact
input
Contact
(alarm)
output
Communi-
cation
Analog input terminal ADC
error
• PV input
105%
Normal
action
Normal
action
Normal action
Normal
action
Normal
action
Normal
action
Universal input terminal
RJC error
• PV input
Normal action
(without
referencejunction
compensation)
Normal
action
Normal
action
Normal action
Normal
action
Normal
action
Normal
action
Analog input terminal
burnout error
• PV input
Depends on the
parameter BSL.
Upscale: 105%
Downscale: -5%
Normal
action
Normal
action
Normal action
Normal
action
Normal
action
Normal
action
PV input burnout error
Depends on the
setting of the
parameter BSL.
Upscale: 105%
Downscale: -5%
PV input over-scale
PV input under-scale
(PV values out of -5 to
105%)
Normal action
Normal
action
Normal
action
Normal action
Normal
action
Normal
action
Normal
action

YOKOGAWA UM33A Specifications

General

Brand	YOKOGAWA
Model	UM33A
Category	Touch Panel
Language	English